Ohaus Pen Meter ST20D DO pen meter, measurement range 0.0 to 19.9mg/L, temperature display
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Accurate Electrochemistry Measurement At Your Fingertips
- Starter pen meters provide what should be expected of a small, economical pen meter: simple, fast, straightforward, no-frills operation time and time again.
- With durable ABS housing, a protective sensor cap, and automatic shutdown feature that preserves battery life, Starter pen meters can endure consistent use in rugged environments.
- Equipped with a wrist strap that helps prevent unintentional dropping, Starter pen meters are constructed with an IP67 waterproof design that can prevent water damage when dropped in to liquid.
Product Specifications
| Measurement Range | 0.0 – 80.0 ppt |
| Measurement Resolution | 0.1 mg/L |
| Calibration | 1 Point |
| Temperature Compensation | Automatic |
| Working Environment | 41°F – 104°F, 80%RH, non-condensing |
| Working Environment | 5°C – 40°C, 80%RH, non-condensing |
| Net Weight | 110.0 g (3.88 oz) |
| Accuracy ± (Temperature) | 0.5 °C |
| Temperature Range | 0 °C – 99 °C |
| Accuracy | ±0.5 °C |
| Meter Type | Dissolved Oxygen |
| Temperature Display | Yes |
| ATC | Yes |
| Battery Life | 100 Hours with Disposable Batteries |
| Dimensions (Height) | 38.0 mm (1.5 in) |
| Dimensions (Width) | 45.0 mm (1.77 in) |
| Dimensions (Length) | 185.0 mm (7.28 in) |
| Automatic Shutdown | Yes, After 6 minutes of non-use |
| Power | 4 AG13 Batteries (Included) |
| Protection Rating | IP67 |
| Temperature Sensor | 50 KΩ NTC |
| Number of Buttons | 3 |
| Wrist Strap | Yes |
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